Whether you’re upgrading your truck for towing, off-roading, or daily driving, a leveling kit is the perfect solution for your GM 2500HD/3500HD to enhance its capability and style. These kits are designed to correct the factory suspension rake by leveling the front and rear, enhancing both style and functionality. Critical components such as coil springs, torsion keys, drop shackles, and shocks, provide additional lift while improving handling on and off the road. Upgrade your GM 2500HD/3500HD with our selection of leveling kits from Alligator Performance for a fresh look and enhanced performance. Pair your new leveling kit with our selection of Wheels & Tires and Suspension Components!GM Duramax Fitments: 2001, 2002, 2003, 2004 GM 6.6L Duramax.Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali.Some exceptions apply, please see individual product pages for specific fitments.